4-Pentenoic acid,2-[[[(1,1-dimethylethoxy)carbonyl][2-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-2-propen-1-yl]amino]methyl]-, methyl ester 在
RuCl2(1,3-dimesityl-imidazolidin-2-yl)(PCy3)(=CHPh) 作用下,
以
二氯甲烷 为溶剂,
反应 6.5h,
以82%的产率得到1H-Azepine-1,3-dicarboxylic acid,6-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-2,3,4,7-tetrahydro-,1-(1,1-dimethylethyl) 3-methyl ester